Funding for this research was provided by:
National Research Foundation of Korea (NRF-2017M3D9A1073922, NRF-2014R1A5A1009799)
the Korea Ministry of Environment (MOE)
Institute of Civil Military Technology Cooperation Center
Received: 12 March 2020
Accepted: 23 October 2020
First Online: 4 January 2021
: The authors declare no competing interests.